From: Tony Lindgren <tony@atomide.com>
To: Paul Mundt <lethal@linux-sh.org>, Greg KH <greg@kroah.com>,
Trilok Soni <soni.trilok@gmail.com>,
Arve Hj?nnev?g <arve@android.com>,
Alan Cox <alan@lxorguk.ukuu.org.uk>, Pavel Machek <pavel@suse.cz>,
Brian Swetland <swetland@google.com>,
arve@google.com, San Mehat <san@android.com>,
Robert Love <rlove@google.com>,
linux-kernel@vger.kernel.org,
"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
ext Juha Yrj?l? <juha.yrjola@solidboot.com>,
viktor.rosendahl@nokia.com
Subject: Re: lowmemory android driver not needed?
Date: Tue, 3 Feb 2009 12:55:21 -0800 [thread overview]
Message-ID: <20090203205518.GI7215@atomide.com> (raw)
In-Reply-To: <20090116090210.GB7039@linux-sh.org>
* Paul Mundt <lethal@linux-sh.org> [090116 01:05]:
> On Thu, Jan 15, 2009 at 03:44:04PM -0800, Greg KH wrote:
> > On Thu, Jan 15, 2009 at 07:02:48PM +0530, Trilok Soni wrote:
> > > And there is one more lowmem driver developed by Nokia for Nokia 8xx
> > > tablets it seems. CCed Tony Lindgren, Juha and Viktor.
> > >
> > > http://git.kernel.org/?p=linux/kernel/git/tmlind/linux-omap-2.6.git;a=blob;f=security/lowmem.c;h=ae78a530af39703e335ad769f1e6f097f63ec6dd;hb=HEAD
> >
> > As we can't stack LSMs, using the lsm interface for a simple memory
> > driver seems pretty wasteful :)
> >
> The heuristics and tunables are more what ended up being useful with this
> module, which could trivially be abstracted out. The focus of the lowmem
> module was mostly giving userspace an opportunity to change its behaviour,
> and to try to save critical state. I don't know how well this would map
> to the Android use cases, though.
FYI, I've dropped the lowmem.c module from the linux-omap tree
considering the rest of this thread. The commit is
c00b5565aaaefadfe68d7c32d05617c81bb9edff for reference.
Regards,
Tony
next prev parent reply other threads:[~2009-02-03 20:55 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-14 1:02 lowmemory android driver not needed? Greg KH
2009-01-14 2:18 ` Brian Swetland
2009-01-14 2:30 ` Arve Hjønnevåg
2009-01-14 3:52 ` Greg KH
2009-01-14 10:43 ` Pavel Machek
2009-01-14 10:48 ` Alan Cox
2009-01-14 12:18 ` MinChan Kim
2009-01-14 22:26 ` Arve Hjønnevåg
2009-01-14 23:17 ` Greg KH
2009-01-14 23:32 ` Arve Hjønnevåg
2009-01-15 0:12 ` Greg KH
2009-01-15 0:54 ` [PATCH] Staging: android: Add lowmemorykiller documentation Arve Hjønnevåg
2009-01-15 0:59 ` Greg KH
2009-01-15 13:32 ` lowmemory android driver not needed? Trilok Soni
2009-01-15 23:44 ` Greg KH
2009-01-16 9:02 ` Paul Mundt
2009-01-16 11:16 ` KOSAKI Motohiro
2009-01-16 15:23 ` Greg KH
2009-01-21 2:50 ` KOSAKI Motohiro
2009-01-21 3:05 ` Paul Mundt
2009-01-21 3:29 ` KAMEZAWA Hiroyuki
2009-04-01 18:38 ` Trilok Soni
2009-04-01 19:33 ` David Rientjes
2009-02-03 20:55 ` Tony Lindgren [this message]
2009-01-16 11:42 ` KOSAKI Motohiro
2009-01-16 13:18 ` KOSAKI Motohiro
2009-01-22 6:13 ` Arve Hjønnevåg
2009-01-29 1:48 ` KOSAKI Motohiro
2009-01-29 2:51 ` Arve Hjønnevåg
2009-01-29 3:45 ` KAMEZAWA Hiroyuki
2009-01-29 4:27 ` Greg KH
2009-01-29 4:43 ` KOSAKI Motohiro
2009-01-29 4:59 ` Greg KH
2009-01-29 5:29 ` KOSAKI Motohiro
2009-01-30 6:20 ` Greg KH
2009-01-30 6:41 ` Brian Swetland
2009-02-03 13:40 ` KOSAKI Motohiro
2009-01-29 22:06 ` Pavel Machek
2009-02-03 14:08 ` KOSAKI Motohiro
2009-01-15 7:55 ` David Rientjes
2009-01-14 6:45 ` MinChan Kim
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